约束优化

In this paper, a model of network reconfiguration based on CMAC neural network is proposed.The feeder reconfiguration for loss minimization in distribution systems is realized by changing the status of sectionalizing and tie switches. However, there are many switches in a distribution system.

在满足各种运行约束条件下，以网损最小为目标的配电网重构问题是个典型的非线性整数组合优化问题，由于开关很多，很难用常规的数学模型直接建立负荷与网损最小时的开关状态之间的关系。

With regard to the character sties of shipping service , the mechanism and operation procedure of combinatorial auction has been designed in order to balance the maximization of seller ' s utility and bidder ' s total estimated value . For the winner determination problem in combinatorial auction of container shipping service , a general optimization model is set up and modified by introducing quality attribute parameters of container shipping service and constraints of shipping volume etc .

根据运输的&范围经济性&原理，阐述了集装箱航运服务组合拍卖的适用性，围绕价值因素和价值评价因素，分析了集装箱航运服务组合拍卖的比较优势，结合集装箱航运服务的特点，以拍卖者效用最大化和投标者总估值最大化平衡为目标，设计出了组合拍卖的机制和运作程序；针对组合拍卖中的竟胜标问题，建立了集装箱航运服务组合拍卖的一般优化模型，并通过引入集装箱航运服务质量属性参数和运量限制等约束条件，对其进行了改进。

With regard to the character sties of shipping service , the mechanism and operation procedure of combinatorial auction has been designed in order to balance the maximization of seller ' utility and bidder ' total estimated value . For the winner determination problem in combinatorial auction of container shipping service , a general optimization model is set up and modified by introducing quality attribute parameters of container shipping service and constraints of shipping volume etc .

根据运输的&范围经济性&原理，阐述了集装箱航运服务组合拍卖的适用性，围绕价值因素和价值评价因素，分析了集装箱航运服务组合拍卖的比较优势，结合集装箱航运服务的特点，以拍卖者效用最大化和投标者总估值最大化平衡为目标，设计出了组合拍卖的机制和运作程序；针对组合拍卖中的竟胜标问题，建立了集装箱航运服务组合拍卖的一般优化模型，并通过引入集装箱航运服务质量属性参数和运量限制等约束条件，对其进行了改进。

Considering the characteristics of urban freight transportation and the complexity of the consecutive location selection, the non-restraint location selection problem existing in urban freight transshipping station s is analyzed, on the basis of which an optimized mathematical model to solve the problem is established and the effective genetic algorithm for the model is constructed.

结合城市货物运输的具体特点及连续选址问题的复杂性，在分析城市货物换装站非约束选址问题特点的基础上，建立该问题的优化数学模型，并构造求解问题的有效遗传算法。

this paper basis on the current codes,taking axis compressive resistance concrete column bearing capacity formula as constraint condition., taking cost as objective function, taking reinforcement diameter and concrete strength grade as design variables, giving an optimization design, got the best basic parameters which satisfied application conditions,to provide better calculation for the axis compressive resistance concrete colum design.

本文以现行规范为依据，以混凝土强度理论推导出的轴心抗压混凝土柱的承载力计算公式作为约束条件，以造价为目标函数，以混凝土中的钢筋直径、混凝土强度等级为设计变量，对其进行优化设计得到了满足使用条件下的最优基本参数，为轴心受压混凝土柱的设计提供了较好的计算依据。

A model for the optimization design of orthotiopic steel deck plate was piovided, in which the structural cost was taken as the objective function, and the rigidity and allowed stress of the orthotropic steel deck plate were taken as the constraints.

以计入结构材料重量和焊缝体积的结构造价为目标函数，建立了考虑局部受力和稳定容许应力约束的钢桥面加劲板优化分析模型。

This model optimizes the 110 kV-substation number, its capacity and unit number, using the minimum cost of network construction and grid energyloss as object function, the capacity-load ratio of transformer and the radius of power supply as constraint condition. DIPSO is used to find out the best result of this model.

模型以网络的建设费用和运行损耗费用最小化为目标函数，以变电所容载比和供电半径等为约束，对给定负荷水平下的城市中心负荷区110kV变电所个数、变压器台数、容量以及10kV出线回路数进行优化，并用改进粒子群算法计算求得最优解。

Contact-state recognition takes a great role in robotic assembly manipulation. After modeling the force-sensing uncertainties and approximating the Coulomb friction cone with polyhedral cone, a linear programming procedure is formulated to test the feasibility of an assumed contact state.

对装配操作中接触状态的转移过程及其实现进行了分析，建立了接触约束网络图的构造过程，提出了操作中接触状态路径的规划算法以及接触状态改变与转移的机器人有关运动参数的求解方法及其优化指标。

Optimum design ; power/ground lines ; reliability ; noise constraints

优化设计；电源线/地线；可靠性；噪声约束

Numerical simulations and trials show inertia matching ellipsoid corresponds to the robot's hopping height.

基于空间浮动基建立了跳跃机器人变约束动力学模型；运用惯性匹配椭圆和方向可操作度理论，优化起跳姿态。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。